Newspaper cutting titled New Private Companies, Auckland Registrations. Electronic Company of New Zealand, Limited, to market a device for treating water. R. H. S. Abbott, W. N. Abbott and A. K. Duthie has shares. Scalebuoys (New Zealand), Limited to market a device for treating water. Subscribers were A McG Grant, W A Fairclough, F C Mappin, C H Robertson, W H McCorkindale, W N Abbott, R. H. S. Abbott and J W Tattersfield.sciences, instruments - general, scalebuoy, bill ashman collection - correspondence, electronic company of new zealand limited, r h s abbott, w n abbott, a k duthie, scalebuoys new zealand limited, a mcg grant, w a fairclough, f c mappin, c h robertson, w h mccorkindale, w n abbott, j w tattersfield

Black and white photograph of a large Scalebuoy Unit and other various parts and units arranged on the floor in front of the large unit. Photo pasted onto an album page and some newspaper cuttings from The East Anglian Daily Times dated Wednesday, April 7, 1937 on the back. Cuttings mention the Funeral of Capt. J. Brooks Close, Auckland Registrations of New Private Companies including Electronic Company of New Zealand, Ltd, Scalebuoys (New Zealand) Ltd and some travel arrangements of Richard H. S. Abbott.sciences, instruments - general, scalebuoy, bill ashman collection - correspondence, scalebuoy, east anglian daily times 7/4/1937, r h s abbott, capt james brooks close, electronic company of new zealand ltd, scalebuoys (new zealand) limited

Typed carbon copies of two letters stapled together. The first letter is from W. H. Noe to R. H. A. Abbott and dated 25 July, 1938 discussing Scalebuoys and who was using them. The second letter is from W. H. McCorkingdale to Mr. Hough, Works Manager, Lever Bros. (N.Z.) Ltd., dated 25 July, 1938. Letter mentions the use of Scalebuoys, application, companies using them, and he asks if considering Scalebuoys at the works to send him some information.sciences, instruments - general, scalebuoy, bill ashman collection - correspondence, scalebuoys new zealand limited, r h a abbott, scott's hotel melbourne, hardley's works, lever bros of australia, mr hough, w h noe, hawke's bay farmers' freezing company, mater misericordiae hospital auckland, st joseph's, whangarei dairy company, maungatapere dairy company, n z railways, the union oil soap & candle company, knox's home, moody's dye works, ellis & burnand (sawmillers), walter buchanan ltd, findlay's gold krust bakeries, kaiticke dairy company, pennsylvania rubber company, page-hersey tube company, w h mccorkingdale

Two page letter to Mr. R. H. S. Abbott from the Managing Director of Scalebuoys (New Zealand) Limited. (Signature illegible). Dated 25 September, 1936. Letter typed in blue with red underline on paper with printed letterhead. It has a green scalebuoy with Scalebuoys (New Zealand) Limited printed across it. The letter mentions that goods were consigned by Hardley's per the S. S. 'Aorangi'. He is also asking if any Scalebuoys have been used in connection with Sewerage Works. He also mentions at the end that he has attached some photo of Mr. R. H. S. Abbott and Dr. Abbott.sciences, instruments - general, scalebuoy, bill ashman collection - correspondence, national mutual life chambers, mr r h s abbott, hotel australia sydney, hardley's, s s aorangi, aukland and suburbs drainage board, dr abbott

Two printed Application Forms for Hiring Radio-electric Medical Units. Secretaries and address printed at the top of the page. The first page mentions how the Scalebuoy works and its effects on the water. Also the different things that can happen to the body. On the back are Instructions for the Use of the Radio-electric Medical Unit and the hiring of the Units. A form is at the bottom of the page for the Medical Officer to fill in as it required a Doctor's order to hire one.sciences, instruments - general, scalebuoy, bill ashman collection - correspondence, the electronic company of new zealand limited, mr wallace, mr bruce, mr duthie, mr voyce, national mutual life chambers, radio-electric medical unit, application for hiring radio-electric medical units

Eleven page article titled Water Softening in the Boiler by the 'Alfloc' System. This is an internal method of conditioning boiler feed water and the use of coagulants designed to prevent scale formation in the boiler and accessory plant, to reduce corrosion to a minimum, and further to provide for those conditions in the boiler water which from present experience are believed to prevent the occurrence of caustic ombrittlement. Different chemicals were used to suit different types of water in different areas. Items discussed are: Summary, Introduction, External treatment, Internal Treatment, General Principles of the 'Alfloc' Internal Treatment, Precipitation of the Scale-forming Salts, Temporary Hardness, Permanent Hardness, Conditioning of the Precipitate - Floc Formation, Efficient Control of the Concentration of both Dissolved and Suspended Solids by Blowdown, Prevention of Corrosion, Testing and Control, The 'Alfloc' Reagents for Internal Treatment, 'Alfloc' Liquors, 'Alfloc' Briquettes, Alfloc' Powders, Methods of Application, Liquors - Stationary boilers and Locomotive boilers, Briquettes - Stationary boilers and Locomotive boilers, Powders, Blowdown, Sludge, Caustic Embrittlement, Control of 'Alfloc' System, Cost and Economies of 'Alfloc' Internal Treatment and 'Alfloc' Water Treatment Service. Listed on page 11 are ICIANZ Sales Offices the Australian States. Between pages 7 and 8 is a page of diagrams. They are: Showing method of feeding liquors to the feed tank of boilers for 'Alfloc' internal treatment, typical arrangement of pressure vessel and typical arrangement of 'Alfloc' by-pass feeder.sciences, instruments - general, scalebuoy, bill ashman collection, alfloc system, imperial chemical industries limited alkali division, alfloc liquors, alfloc briquettes, alfloc powders, imperial chemical industries of australia and new zealand limited, elder smith & co limited, chemical & textile agencies pty ltd